[Clear View with Anti-Fog Technology] The tempered glass has been specially anti-fog treated to provide a clear view without fogging, allowing you to experience an uninterrupted underwater view. The flat lens reduces dizziness and enhances your diving adventure. [Durable Tempered Glass and Wide View] Our diving mask is made of high-impact and shatterproof tempered glass, which can easily withstand sharp objects and deep water pressure. The single-window design allows you to enjoy an unobstructed panoramic view, ensuring a safer and wider underwater experience. [Adjustable, Customizable Comfort] This diving mask is equipped with a serrated adjustment strap, which can be easily customized to fit different head and face shapes tightly, making it convenient for family members to share and use. Its ergonomic design fits tightly to your face and effectively prevents water intrusion. [High-quality Silicone, Enhanced Comfort] Our mask is made of food-grade silicone, which fits softly and comfortably over the eyes and nose. The flexible material not only has a good seal, but also provides ample breathing space to ensure every dive is enjoyable. Colour:Black Material:Silicone+Glass Package Contents: 1 * Diving goggles Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.